Isn't the logical conclusion that every one's PC inside their own home forms part of the cloud? It reminds me of a joke business plan developed over some beers

Isn't the logical conclusion that every one's PC inside their own home forms part of the cloud? It reminds me of a joke business plan developed over some beers: Provide free electric heaters for old people to run in winter, which were actually PCs connected to a phoneline doing data-intensive grid computing :-)